Use the Keylex 2100 series on all heavy duty, high security external door installations and on any door where heavy traffic or extreme use and abuse can be expected. This includes all military, police and fire service installations. The proven heavy duty design, with its built-in clutch mechanism protecting the lock furniture, will withstand all but the most violent attack and can be expected to give many years’ service if specified and maintained correctly.

Best suited to perimeter doors requiring a heavy duty solution where final security is a requirement. The robust proven design offers the user up to 16,000 possible combination settings for additional peace of mind.